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 ('288089d1cc36b2b4ce650b366188c788','0','3.143.7.53','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1734860055','addreply.php?postid=23209','0','0','')
mysql error: Duplicate entry '288089d1cc36b2b4ce650b366188c788' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 22.12.2024 @ 10:34
Script: /addreply.php?postid=23209
Referer: http://gttempel.de/addreply.php?postid=23209