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 ('d5647d849d55fb39cd72441e366d622b','0','18.118.226.105','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714122233','profile.php?userid=1374&sid=1ce058be50b0672e51d1123dd69d9c9d','0','0','')
mysql error: Duplicate entry 'd5647d849d55fb39cd72441e366d622b' for key 'PRIMARY'
mysql error number: 1062
mysql version: 10.1.48-MariaDB-0ubuntu0.18.04.1
php version: 7.4.33
Date: 26.04.2024 @ 11:03
Script: /profile.php?userid=1374&sid=1ce058be50b0672e51d1123dd69d9c9d
Referer: http://www.gegen-bilderklau.net/profile.php?userid=1374&sid=1ce058be50b0672e51d1123dd69d9c9d