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: 08.05.2024 @ 11:32
Script: /board/misc.php?action=faq&sid=4aa45e5de3eaca796f1d71eb84ad4438
Referer: