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: 25.04.2024 @ 19:38
Script: /board/search.php?action=24h&sid=53b8b7c173be1feb606245c47bcbbd38
Referer: