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 ('7bf453f243275a3737ae46fde7212b6a','0','3.15.237.229','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1734874670','addreply.php?threadid=243','0','0','')
mysql error: Duplicate entry '7bf453f243275a3737ae46fde7212b6a' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 22.12.2024 @ 14:37
Script: /addreply.php?threadid=243
Referer: http://gttempel.de/addreply.php?threadid=243