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 ('d5ddcb9203a708dc84cb9c9d8125cb02','0','3.16.124.181','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1744537383','addreply.php?action=quote&postid=23522','0','0','')
mysql error: Duplicate entry 'd5ddcb9203a708dc84cb9c9d8125cb02' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 13.04.2025 @ 11:43
Script: /addreply.php?action=quote&postid=23522
Referer: http://gttempel.de/addreply.php?action=quote&postid=23522