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 ('df85b2bc00c734984d4f6de8c9f18b47','0','3.21.76.0','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714747855','register.php?sid=d19939d0a97ca0a77c24a50b4e8a8a3a','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: 03.05.2024 @ 16:50
Script: /Forum/register.php?sid=d19939d0a97ca0a77c24a50b4e8a8a3a
Referer: