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 ('13b56f31303f6759aec7c758aa44eb35','0','3.15.25.32','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715269242','register.php?sid=5c8b85aade4a07f2fe5456a9ffda52ea','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: 09.05.2024 @ 17:40
Script: /Forum/register.php?sid=5c8b85aade4a07f2fe5456a9ffda52ea
Referer: