SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('e55c9cdd16bb119cc486b9512eb7cf00','0','18.188.40.207','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714837567','usercp.php?action=addsubscription&boardid=15&sid=58fe7c73522c3df79c85c2bacc4f304c','0','0','')
mysql error: Duplicate entry 'e55c9cdd16bb119cc486b9512eb7cf00' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.42-log
php version: 5.6.40
Date: 04.05.2024 @ 17:46
Script: /usercp.php?action=addsubscription&boardid=15&sid=58fe7c73522c3df79c85c2bacc4f304c
Referer: