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 ('7748b4b639c783f8f2e76e90f5c85830','0','3.15.156.140','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715011265','formmail.php?userid=7785&sid=48284f6e8b8e1f5cc875e43ce5bb4103','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: 06.05.2024 @ 18:01
Script: /Forum/formmail.php?userid=7785&sid=48284f6e8b8e1f5cc875e43ce5bb4103
Referer: