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: 19.04.2024 @ 00:11
Script: /board/misc.php?action=faq1&sid=cdfeac3bdfb9267af15aef473899da92
Referer: