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 ('e6fe3ec63027f965012f05c20271119c','0','3.145.69.255','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714916927','board.php?boardid=299&sid=9f734351a55d0cf68dd68ce56e906579','0','0','')
mysql error: Duplicate entry 'e6fe3ec63027f965012f05c20271119c' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 05.05.2024 @ 15:48
Script: /board.php?boardid=299&sid=9f734351a55d0cf68dd68ce56e906579
Referer: