SQL-DATABASE ERROR

Database error in WoltLab Burning Board: Link-ID == false, connect failed
mysql error: Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (2)
mysql error number: 2002
Date: 21.05.2024 @ 01:56
Script: /wbb/misc.php?action=viewip&postid=3671&sid=8ca70f00e2af9c778886a72ed498e031
Referer: