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 @ 06:05
Script: /wbb/editpost.php?postid=7017&sid=f4513b144c050f59bc17708f0d424050
Referer: