Discuz! Database Error

(7534) Concurrency control waiting count exceed max waiting count
DELETE FROM common_session WHERE sid='JlLAPH' OR lastactivity<1743685941 OR (uid='0' AND ip1='18' AND ip2='220' AND ip3='216' AND ip4='164' AND lastactivity>1743721881)

PHP Debug

No.FileLineCode
1portal.php32require_once(%s)
2source/module/portal/portal_list.php87include(%s)
3data/template/11_diy_portal_list_wenxue_list.tpl.php431updatesession()
4source/function/function_core.php27discuz_session::updatesession()
5source/class/discuz/discuz_session.php220discuz_session->update()
6source/class/discuz/discuz_session.php97discuz_session->delete()
7source/class/discuz/discuz_session.php89table_common_session->delete_by_session(Array, %d, %d)
8source/class/table/table_common_session.php76discuz_database::delete(%s, %s)
9source/class/discuz/discuz_database.php48discuz_database::query(%s, %s)
10source/class/discuz/discuz_database.php143db_driver_mysqli->query(%s, false, true)
11source/class/db/db_driver_mysqli.php148db_driver_mysqli->halt(%s, %d, %s)
12source/class/db/db_driver_mysqli.php223break()
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