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 ('a39ab50bc8a8b1bd55a0e970c929f895','0','18.218.252.81','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715590415','register.php?sid=79511fd46e6f96fe65b4a52b130d7fc2','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: 13.05.2024 @ 10:53
Script: /Forum/register.php?sid=79511fd46e6f96fe65b4a52b130d7fc2
Referer: