SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('a44cf92bfe05eb9937bce1fefcc13480','0','3.17.186.218','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715366120','team.php?sid=a6b8407650e01b159b74c466d47b9c71','0','0','')
mysql error: Duplicate entry 'a44cf92bfe05eb9937bce1fefcc13480' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 10.05.2024 @ 20:35
Script: /team.php?sid=a6b8407650e01b159b74c466d47b9c71
Referer: http://wehrbauten.de/team.php?sid=a6b8407650e01b159b74c466d47b9c71