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 @ 01:27
Script: /board/memberslist.php?sid=01944e6baf8b8a2542fe232755754f9b
Referer: