SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6 pl2): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('4f13174bf6ae0679ac44d4d6ad49ad27','0','3.139.81.51','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1745062587','attachment.php?attachmentid=7012','0','0','')
mysql error: Duplicate entry '4f13174bf6ae0679ac44d4d6ad49ad27' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 19.04.2025 @ 13:36
Script: /attachment.php?attachmentid=7012
Referer: http://gttempel.de/attachment.php?attachmentid=7012