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 @ 04:03
Script: /wbb/editpost.php?postid=11082&sid=aa7d94dfbfbf89240c048ca6db5b57cc
Referer: http://delftseschaaksite.nl/wbb/editpost.php?postid=11082&sid=aa7d94dfbfbf89240c048ca6db5b57cc