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 ('88dbcd6352155985c2366a6a0fd738dc','0','18.116.28.79','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1735282624','editpost.php?postid=9375','0','0','')
mysql error: Duplicate entry '88dbcd6352155985c2366a6a0fd738dc' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 27.12.2024 @ 07:57
Script: /editpost.php?postid=9375
Referer: http://gttempel.de/editpost.php?postid=9375