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 ('a4cd558db3d5fa02507c62d78d6b4c6d','0','3.20.235.88','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715748900','register.php?sid=57a6fcf620c81150a5c9c3a7187f4293','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: 15.05.2024 @ 06:55
Script: /Forum/register.php?sid=57a6fcf620c81150a5c9c3a7187f4293
Referer: