Discuz! Database Error

The database has encountered a problem. Need Help?

Error messages:

[Type] 查询语句错误 [1213] Deadlock found when trying to get lock; try restarting transaction [Query] DELETE FROM common_session WHERE sid='c3xmc3' OR lastactivity<1718946989 OR (uid='0' AND ip1='3' AND ip2='145' AND ip3='72' AND ip4='86' AND lastactivity>1718948729)

Program messages:

[Line: 0046]home.php(showmessage) [Line: 1534]source/function/function_core.php(dshowmessage) [Line: 0228]source/function/function_message.php(include) [Line: 0065]data/template/2_2_common_showmessage.tpl.php(include) [Line: 0064]data/template/2_2_common_footer.tpl.php(updatesession) [Line: 0062]source/function/function_core.php(discuz_session->update) [Line: 1275]source/class/class_core.php(discuz_session->delete) [Line: 1266]source/class/class_core.php(DB::delete) [Line: 0960]source/class/class_core.php(DB::query)

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