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 ('1fecaad7dabd537e823cbc0f1f9b3723','0','3.129.22.238','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714081511','addreply.php?postid=56602&sid=e69ac7ae8952d90ea410ff99700c9826','0','0','')
mysql error: Duplicate entry '1fecaad7dabd537e823cbc0f1f9b3723' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.42-log
php version: 5.6.40
Date: 25.04.2024 @ 23:45
Script: /addreply.php?postid=56602&sid=e69ac7ae8952d90ea410ff99700c9826
Referer: