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 ('5387e55657f0dbe4103f2cdf6c4113a8','0','3.21.76.0','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715290222','register.php?sid=4ece81284aa07d7a28f76646a70db576','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 @ 23:30
Script: /Forum/register.php?sid=4ece81284aa07d7a28f76646a70db576
Referer: