diff --git a/app/schemas/li.songe.gkd.db.AppDb/8.json b/app/schemas/li.songe.gkd.db.AppDb/8.json
new file mode 100644
index 0000000..f802a48
--- /dev/null
+++ b/app/schemas/li.songe.gkd.db.AppDb/8.json
@@ -0,0 +1,347 @@
+{
+  "formatVersion": 1,
+  "database": {
+    "version": 8,
+    "identityHash": "409bb51310bcdb55ea721a8e88b6cef6",
+    "entities": [
+      {
+        "tableName": "subs_item",
+        "createSql": "CREATE TABLE IF NOT EXISTS `${TABLE_NAME}` (`id` INTEGER NOT NULL, `ctime` INTEGER NOT NULL, `mtime` INTEGER NOT NULL, `enable` INTEGER NOT NULL, `enable_update` INTEGER NOT NULL, `order` INTEGER NOT NULL, `update_url` TEXT, PRIMARY KEY(`id`))",
+        "fields": [
+          {
+            "fieldPath": "id",
+            "columnName": "id",
+            "affinity": "INTEGER",
+            "notNull": true
+          },
+          {
+            "fieldPath": "ctime",
+            "columnName": "ctime",
+            "affinity": "INTEGER",
+            "notNull": true
+          },
+          {
+            "fieldPath": "mtime",
+            "columnName": "mtime",
+            "affinity": "INTEGER",
+            "notNull": true
+          },
+          {
+            "fieldPath": "enable",
+            "columnName": "enable",
+            "affinity": "INTEGER",
+            "notNull": true
+          },
+          {
+            "fieldPath": "enableUpdate",
+            "columnName": "enable_update",
+            "affinity": "INTEGER",
+            "notNull": true
+          },
+          {
+            "fieldPath": "order",
+            "columnName": "order",
+            "affinity": "INTEGER",
+            "notNull": true
+          },
+          {
+            "fieldPath": "updateUrl",
+            "columnName": "update_url",
+            "affinity": "TEXT",
+            "notNull": false
+          }
+        ],
+        "primaryKey": {
+          "autoGenerate": false,
+          "columnNames": [
+            "id"
+          ]
+        },
+        "indices": [],
+        "foreignKeys": []
+      },
+      {
+        "tableName": "snapshot",
+        "createSql": "CREATE TABLE IF NOT EXISTS `${TABLE_NAME}` (`id` INTEGER NOT NULL, `app_id` TEXT, `activity_id` TEXT, `app_name` TEXT, `app_version_code` INTEGER, `app_version_name` TEXT, `screen_height` INTEGER NOT NULL, `screen_width` INTEGER NOT NULL, `is_landscape` INTEGER NOT NULL, `github_asset_id` INTEGER, PRIMARY KEY(`id`))",
+        "fields": [
+          {
+            "fieldPath": "id",
+            "columnName": "id",
+            "affinity": "INTEGER",
+            "notNull": true
+          },
+          {
+            "fieldPath": "appId",
+            "columnName": "app_id",
+            "affinity": "TEXT",
+            "notNull": false
+          },
+          {
+            "fieldPath": "activityId",
+            "columnName": "activity_id",
+            "affinity": "TEXT",
+            "notNull": false
+          },
+          {
+            "fieldPath": "appName",
+            "columnName": "app_name",
+            "affinity": "TEXT",
+            "notNull": false
+          },
+          {
+            "fieldPath": "appVersionCode",
+            "columnName": "app_version_code",
+            "affinity": "INTEGER",
+            "notNull": false
+          },
+          {
+            "fieldPath": "appVersionName",
+            "columnName": "app_version_name",
+            "affinity": "TEXT",
+            "notNull": false
+          },
+          {
+            "fieldPath": "screenHeight",
+            "columnName": "screen_height",
+            "affinity": "INTEGER",
+            "notNull": true
+          },
+          {
+            "fieldPath": "screenWidth",
+            "columnName": "screen_width",
+            "affinity": "INTEGER",
+            "notNull": true
+          },
+          {
+            "fieldPath": "isLandscape",
+            "columnName": "is_landscape",
+            "affinity": "INTEGER",
+            "notNull": true
+          },
+          {
+            "fieldPath": "githubAssetId",
+            "columnName": "github_asset_id",
+            "affinity": "INTEGER",
+            "notNull": false
+          }
+        ],
+        "primaryKey": {
+          "autoGenerate": false,
+          "columnNames": [
+            "id"
+          ]
+        },
+        "indices": [],
+        "foreignKeys": []
+      },
+      {
+        "tableName": "subs_config",
+        "createSql": "CREATE TABLE IF NOT EXISTS `${TABLE_NAME}` (`id` INTEGER NOT NULL, `type` INTEGER NOT NULL, `enable` INTEGER, `subs_item_id` INTEGER NOT NULL, `app_id` TEXT NOT NULL, `group_key` INTEGER NOT NULL, `exclude` TEXT NOT NULL DEFAULT '', PRIMARY KEY(`id`))",
+        "fields": [
+          {
+            "fieldPath": "id",
+            "columnName": "id",
+            "affinity": "INTEGER",
+            "notNull": true
+          },
+          {
+            "fieldPath": "type",
+            "columnName": "type",
+            "affinity": "INTEGER",
+            "notNull": true
+          },
+          {
+            "fieldPath": "enable",
+            "columnName": "enable",
+            "affinity": "INTEGER",
+            "notNull": false
+          },
+          {
+            "fieldPath": "subsItemId",
+            "columnName": "subs_item_id",
+            "affinity": "INTEGER",
+            "notNull": true
+          },
+          {
+            "fieldPath": "appId",
+            "columnName": "app_id",
+            "affinity": "TEXT",
+            "notNull": true
+          },
+          {
+            "fieldPath": "groupKey",
+            "columnName": "group_key",
+            "affinity": "INTEGER",
+            "notNull": true
+          },
+          {
+            "fieldPath": "exclude",
+            "columnName": "exclude",
+            "affinity": "TEXT",
+            "notNull": true,
+            "defaultValue": "''"
+          }
+        ],
+        "primaryKey": {
+          "autoGenerate": false,
+          "columnNames": [
+            "id"
+          ]
+        },
+        "indices": [],
+        "foreignKeys": []
+      },
+      {
+        "tableName": "click_log",
+        "createSql": "CREATE TABLE IF NOT EXISTS `${TABLE_NAME}` (`id` INTEGER NOT NULL, `app_id` TEXT, `activity_id` TEXT, `subs_id` INTEGER NOT NULL, `subs_version` INTEGER NOT NULL DEFAULT 0, `group_key` INTEGER NOT NULL, `group_type` INTEGER NOT NULL DEFAULT 2, `rule_index` INTEGER NOT NULL, `rule_key` INTEGER, PRIMARY KEY(`id`))",
+        "fields": [
+          {
+            "fieldPath": "id",
+            "columnName": "id",
+            "affinity": "INTEGER",
+            "notNull": true
+          },
+          {
+            "fieldPath": "appId",
+            "columnName": "app_id",
+            "affinity": "TEXT",
+            "notNull": false
+          },
+          {
+            "fieldPath": "activityId",
+            "columnName": "activity_id",
+            "affinity": "TEXT",
+            "notNull": false
+          },
+          {
+            "fieldPath": "subsId",
+            "columnName": "subs_id",
+            "affinity": "INTEGER",
+            "notNull": true
+          },
+          {
+            "fieldPath": "subsVersion",
+            "columnName": "subs_version",
+            "affinity": "INTEGER",
+            "notNull": true,
+            "defaultValue": "0"
+          },
+          {
+            "fieldPath": "groupKey",
+            "columnName": "group_key",
+            "affinity": "INTEGER",
+            "notNull": true
+          },
+          {
+            "fieldPath": "groupType",
+            "columnName": "group_type",
+            "affinity": "INTEGER",
+            "notNull": true,
+            "defaultValue": "2"
+          },
+          {
+            "fieldPath": "ruleIndex",
+            "columnName": "rule_index",
+            "affinity": "INTEGER",
+            "notNull": true
+          },
+          {
+            "fieldPath": "ruleKey",
+            "columnName": "rule_key",
+            "affinity": "INTEGER",
+            "notNull": false
+          }
+        ],
+        "primaryKey": {
+          "autoGenerate": false,
+          "columnNames": [
+            "id"
+          ]
+        },
+        "indices": [],
+        "foreignKeys": []
+      },
+      {
+        "tableName": "category_config",
+        "createSql": "CREATE TABLE IF NOT EXISTS `${TABLE_NAME}` (`id` INTEGER NOT NULL, `enable` INTEGER, `subs_item_id` INTEGER NOT NULL, `category_key` INTEGER NOT NULL, PRIMARY KEY(`id`))",
+        "fields": [
+          {
+            "fieldPath": "id",
+            "columnName": "id",
+            "affinity": "INTEGER",
+            "notNull": true
+          },
+          {
+            "fieldPath": "enable",
+            "columnName": "enable",
+            "affinity": "INTEGER",
+            "notNull": false
+          },
+          {
+            "fieldPath": "subsItemId",
+            "columnName": "subs_item_id",
+            "affinity": "INTEGER",
+            "notNull": true
+          },
+          {
+            "fieldPath": "categoryKey",
+            "columnName": "category_key",
+            "affinity": "INTEGER",
+            "notNull": true
+          }
+        ],
+        "primaryKey": {
+          "autoGenerate": false,
+          "columnNames": [
+            "id"
+          ]
+        },
+        "indices": [],
+        "foreignKeys": []
+      },
+      {
+        "tableName": "activity_log_v2",
+        "createSql": "CREATE TABLE IF NOT EXISTS `${TABLE_NAME}` (`id` INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL, `ctime` INTEGER NOT NULL, `app_id` TEXT NOT NULL, `activity_id` TEXT)",
+        "fields": [
+          {
+            "fieldPath": "id",
+            "columnName": "id",
+            "affinity": "INTEGER",
+            "notNull": true
+          },
+          {
+            "fieldPath": "ctime",
+            "columnName": "ctime",
+            "affinity": "INTEGER",
+            "notNull": true
+          },
+          {
+            "fieldPath": "appId",
+            "columnName": "app_id",
+            "affinity": "TEXT",
+            "notNull": true
+          },
+          {
+            "fieldPath": "activityId",
+            "columnName": "activity_id",
+            "affinity": "TEXT",
+            "notNull": false
+          }
+        ],
+        "primaryKey": {
+          "autoGenerate": true,
+          "columnNames": [
+            "id"
+          ]
+        },
+        "indices": [],
+        "foreignKeys": []
+      }
+    ],
+    "views": [],
+    "setupQueries": [
+      "CREATE TABLE IF NOT EXISTS room_master_table (id INTEGER PRIMARY KEY,identity_hash TEXT)",
+      "INSERT OR REPLACE INTO room_master_table (id,identity_hash) VALUES(42, '409bb51310bcdb55ea721a8e88b6cef6')"
+    ]
+  }
+}
\ No newline at end of file
diff --git a/app/src/main/kotlin/li/songe/gkd/data/ActivityLog.kt b/app/src/main/kotlin/li/songe/gkd/data/ActivityLog.kt
index 3d60ae3..0928bb8 100644
--- a/app/src/main/kotlin/li/songe/gkd/data/ActivityLog.kt
+++ b/app/src/main/kotlin/li/songe/gkd/data/ActivityLog.kt
@@ -3,18 +3,23 @@ package li.songe.gkd.data
 import androidx.paging.PagingSource
 import androidx.room.ColumnInfo
 import androidx.room.Dao
+import androidx.room.DeleteTable
 import androidx.room.Entity
 import androidx.room.Insert
 import androidx.room.PrimaryKey
 import androidx.room.Query
+import androidx.room.migration.AutoMigrationSpec
 import kotlinx.coroutines.flow.Flow
 import li.songe.gkd.util.format
 
 @Entity(
-    tableName = "activity_log",
+    tableName = "activity_log_v2",
 )
 data class ActivityLog(
-    @PrimaryKey @ColumnInfo(name = "id") val id: Long = System.currentTimeMillis(),
+    // 不使用时间戳作为主键的原因
+    // https://github.com/gkd-kit/gkd/issues/704
+    @PrimaryKey(autoGenerate = true) @ColumnInfo(name = "id") val id: Int = 0,
+    @ColumnInfo(name = "ctime") val ctime: Long = System.currentTimeMillis(),
     @ColumnInfo(name = "app_id") val appId: String,
     @ColumnInfo(name = "activity_id") val activityId: String? = null,
 ) {
@@ -32,37 +37,43 @@ data class ActivityLog(
             null
         }
     }
-    val date by lazy { id.format("MM-dd HH:mm:ss SSS") }
+    val date by lazy { ctime.format("MM-dd HH:mm:ss SSS") }
 
     @Dao
     interface ActivityLogDao {
         @Insert
         suspend fun insert(vararg objects: ActivityLog): List<Long>
 
-        @Query("DELETE FROM activity_log")
+        @Query("DELETE FROM activity_log_v2")
         suspend fun deleteAll()
 
-        @Query("SELECT * FROM activity_log ORDER BY id DESC ")
+        @Query("SELECT * FROM activity_log_v2 ORDER BY ctime DESC ")
         fun pagingSource(): PagingSource<Int, ActivityLog>
 
-        @Query("SELECT COUNT(*) FROM activity_log")
+        @Query("SELECT COUNT(*) FROM activity_log_v2")
         fun count(): Flow<Int>
 
         @Query(
             """
-            DELETE FROM activity_log
+            DELETE FROM activity_log_v2
             WHERE (
                     SELECT COUNT(*)
-                    FROM activity_log
+                    FROM activity_log_v2
                 ) > 1000
-                AND id <= (
-                    SELECT id
-                    FROM activity_log
-                    ORDER BY id DESC
+                AND ctime <= (
+                    SELECT ctime
+                    FROM activity_log_v2
+                    ORDER BY ctime DESC
                     LIMIT 1 OFFSET 1000
                 )
         """
         )
         suspend fun deleteKeepLatest(): Int
     }
+
+
+    @DeleteTable.Entries(
+        DeleteTable(tableName = "activity_log")
+    )
+    class ActivityLogV2Spec : AutoMigrationSpec
 }
diff --git a/app/src/main/kotlin/li/songe/gkd/db/AppDb.kt b/app/src/main/kotlin/li/songe/gkd/db/AppDb.kt
index dc7f813..e4febf4 100644
--- a/app/src/main/kotlin/li/songe/gkd/db/AppDb.kt
+++ b/app/src/main/kotlin/li/songe/gkd/db/AppDb.kt
@@ -11,7 +11,7 @@ import li.songe.gkd.data.SubsConfig
 import li.songe.gkd.data.SubsItem
 
 @Database(
-    version = 7,
+    version = 8,
     entities = [
         SubsItem::class,
         Snapshot::class,
@@ -27,6 +27,7 @@ import li.songe.gkd.data.SubsItem
         AutoMigration(from = 4, to = 5),
         AutoMigration(from = 5, to = 6),
         AutoMigration(from = 6, to = 7),
+        AutoMigration(from = 7, to = 8, spec = ActivityLog.ActivityLogV2Spec::class),
     ]
 )
 abstract class AppDb : RoomDatabase() {