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 ('f790ccd35addd776acdc4a56ae40a77d','0','18.117.107.90','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715035311','board.php?boardid=146&sid=2151c7c3d3436337d42e6427ba89af15','0','0','')
mysql error: Duplicate entry 'f790ccd35addd776acdc4a56ae40a77d' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 07.05.2024 @ 00:41
Script: /board.php?boardid=146&sid=2151c7c3d3436337d42e6427ba89af15
Referer: