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 ('72985e1d70b3a4ef8430a66e9704b7af','0','18.191.223.123','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715076297','register.php?sid=e65c7b5f8c20b3b528d2728bbdc2dd03','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 @ 12:04
Script: /Forum/register.php?sid=e65c7b5f8c20b3b528d2728bbdc2dd03
Referer: