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 ('0b8d013a2a9da648f46b5749c92a91f2','0','3.137.174.12','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1744732211','addreply.php?postid=36922','0','0','')
mysql error: Duplicate entry '0b8d013a2a9da648f46b5749c92a91f2' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 15.04.2025 @ 17:50
Script: /addreply.php?postid=36922
Referer: http://gttempel.de/addreply.php?postid=36922