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 ('a2e7110f3d877962662b2ca8e55ed6b2','0','3.15.214.244','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1734859462','attachment.php?attachmentid=10537','0','0','')
mysql error: Duplicate entry 'a2e7110f3d877962662b2ca8e55ed6b2' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 22.12.2024 @ 10:24
Script: /attachment.php?attachmentid=10537
Referer: http://gttempel.de/attachment.php?attachmentid=10537