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 ('15b3a358db5bea1ac8d5a58ce8df4f2c','0','3.133.141.201','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1734858912','addreply.php?postid=37922','0','0','')
mysql error: Duplicate entry '15b3a358db5bea1ac8d5a58ce8df4f2c' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 22.12.2024 @ 10:15
Script: /addreply.php?postid=37922
Referer: http://gttempel.de/addreply.php?postid=37922