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 ('62b57a54f00e68b8c375174594d44ace','0','3.137.192.3','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714841104','board.php?boardid=126&sid=dcfc9ab7204f8ee6c669f9e1d6b41dca','0','0','')
mysql error: Duplicate entry '62b57a54f00e68b8c375174594d44ace' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 04.05.2024 @ 18:45
Script: /board.php?boardid=126&sid=dcfc9ab7204f8ee6c669f9e1d6b41dca
Referer: http://wehrbauten.de/board.php?boardid=126&sid=dcfc9ab7204f8ee6c669f9e1d6b41dca