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 ('755e6dca90f1f30a976484331e8c38ae','0','3.17.153.20','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1745313752','editpost.php?postid=21707','0','0','')
mysql error: Duplicate entry '755e6dca90f1f30a976484331e8c38ae' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 22.04.2025 @ 11:22
Script: /editpost.php?postid=21707
Referer: http://gttempel.de/editpost.php?postid=21707