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 @ 13:25
Script: /board/board.php?boardid=11&sid=dd82c045f660471b405e8c693261396b
Referer: