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 ('3cd463d4147f925a801f416e9a4d17c5','0','18.216.205.123','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714837926','jgs_portal_links.php?action=suche2_starten&buchstabe=G&sid=d4c1be0434b416e0b965203809dbe46b','0','0','')
mysql error: Duplicate entry '3cd463d4147f925a801f416e9a4d17c5' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 04.05.2024 @ 17:52
Script: /jgs_portal_links.php?action=suche2_starten&buchstabe=G&sid=d4c1be0434b416e0b965203809dbe46b
Referer: