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 ('d2ddf1c61c56b8b607963cc25f9f284c','0','3.131.142.245','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1744989431','editpost.php?postid=5681','0','0','')
mysql error: Duplicate entry 'd2ddf1c61c56b8b607963cc25f9f284c' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 18.04.2025 @ 17:17
Script: /editpost.php?postid=5681
Referer: http://gttempel.de/editpost.php?postid=5681