SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6 pl2): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('7fb8dd08cc298ff01e19f074d29894f5','0','3.147.67.166','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715359652','board.php?boardid=51&sid=147d3dca48a269b61f87a3186e870c56','0','0','')
mysql error: Duplicate entry '7fb8dd08cc298ff01e19f074d29894f5' for key 'PRIMARY'
mysql error number: 1062
mysql version: 10.1.48-MariaDB-0ubuntu0.18.04.1
php version: 7.4.33
Date: 10.05.2024 @ 18:47
Script: /board.php?boardid=51&sid=147d3dca48a269b61f87a3186e870c56
Referer: http://www.karpfen-spezial.de/board.php?boardid=51&sid=147d3dca48a269b61f87a3186e870c56