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 ('7f37611648906ef8c1fd2196367b6d43','0','18.217.12.175','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715571032','board.php?boardid=153&sid=a3c5016df8062a081f48cec80787b43c','0','0','')
mysql error: Duplicate entry '7f37611648906ef8c1fd2196367b6d43' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 13.05.2024 @ 05:30
Script: /board.php?boardid=153&sid=a3c5016df8062a081f48cec80787b43c
Referer: