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 ('dcf534b2f06b18031db6e1e316864c8b','0','3.15.229.113','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714919468','register.php?sid=154e41b3718cc858251563c233e451a8','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: 05.05.2024 @ 16:31
Script: /Forum/register.php?sid=154e41b3718cc858251563c233e451a8
Referer: