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 ('7f7fc37ebc974ee373241f885e452eae','0','3.145.173.112','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714781919','board.php?boardid=324&sid=bdaf85f092c3cda55035dd5b952cc088','0','0','')
mysql error: Duplicate entry '7f7fc37ebc974ee373241f885e452eae' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 04.05.2024 @ 02:18
Script: /board.php?boardid=324&sid=bdaf85f092c3cda55035dd5b952cc088
Referer: