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 ('588698c1d1bd7a373dd39e37692946ec','0','3.141.47.139','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1734873438','addreply.php?postid=21928','0','0','')
mysql error: Duplicate entry '588698c1d1bd7a373dd39e37692946ec' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 22.12.2024 @ 14:17
Script: /addreply.php?postid=21928
Referer: http://gttempel.de/addreply.php?postid=21928