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 ('5d6942163df380e5111e8877af2b5c04','0','18.226.4.239','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715169132','register.php?sid=35f33b91a5aa5e4c19afff2d1a8d0d17','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: 08.05.2024 @ 13:52
Script: /Forum/register.php?sid=35f33b91a5aa5e4c19afff2d1a8d0d17
Referer: