SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6): Link-ID == false, connect failed
mysql error: User o2357157 already has more than 'max_user_connections' active connections
mysql error number: 1203
mysql version: unknown
php version: 5.6.40
Date: 22.05.2024 @ 14:25
Script: /usercp.php?action=addsubscription&threadid=20&sid=2edb76b5fb2168a8319f989bce3d6f9b
Referer: