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 @ 00:51
Script: /wbb/misc.php?action=viewip&postid=25909&sid=2f55c18daf89b58c01838ee54e01383c
Referer: http://www.delftseschaaksite.nl/wbb/misc.php?action=viewip&postid=25909&sid=2f55c18daf89b58c01838ee54e01383c