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 ('4f8a1f4ce58ce5f850a4a3db863d4144','0','3.144.237.77','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1716381317','thread.php?threadid=5842&page=1&sid=62de40b7345628697c52416cedac04b8','0','0','')
mysql error: Duplicate entry '4f8a1f4ce58ce5f850a4a3db863d4144' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.42-log
php version: 5.6.40
Date: 22.05.2024 @ 14:35
Script: /thread.php?threadid=5842&page=1&sid=62de40b7345628697c52416cedac04b8
Referer: