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 ('d738d0403149835d455950b9f9d84cda','0','3.147.238.70','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715224143','forgotpw.php?sid=b162b8d765bbb549619927cfceb71135','0','0','')
mysql error: Duplicate entry 'd738d0403149835d455950b9f9d84cda' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 09.05.2024 @ 05:09
Script: /forgotpw.php?sid=b162b8d765bbb549619927cfceb71135
Referer: