SQL-DATABASE ERROR

Database error in WoltLab Burning Board: Link-ID == false, connect failed
mysql error: The server requested authentication method unknown to the client
mysql error number: 2054
Date: 29.03.2024 @ 13:35
Script: /board/misc.php?action=faq&sid=b6dc769e42dd125211bd95230ebb70d4
Referer: