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 ('347528a99a686d2b4fb9943e9bfd0128','0','3.141.24.134','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715256302','board.php?boardid=426&sid=95715a05d94b3801c8f1933b1277eca6','0','0','')
mysql error: Duplicate entry '347528a99a686d2b4fb9943e9bfd0128' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 09.05.2024 @ 14:05
Script: /board.php?boardid=426&sid=95715a05d94b3801c8f1933b1277eca6
Referer: