SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6): Invalid SQL: INSERT INTO bb2_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('85c3eb73b651bf1f201a62cc35ab878e','0','3.15.235.104','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715071274','register.php?sid=eb0094e21e191722169d2d29a1a05aa0','0','0','')
mysql error: INSERT command denied to user 'o1571744'@'infong-eu267.clienthosting.eu' for table 'bb2_sessions'
mysql error number: 1142
mysql version: 5.7.42-log
php version: 7.4.33
Date: 07.05.2024 @ 10:41
Script: /Forum/register.php?sid=eb0094e21e191722169d2d29a1a05aa0
Referer: