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 ('60e25ca1bc51d59d8d271d4c55145691','0','3.15.175.101','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715601948','thread.php?threadid=654&sid=cc52c29bce6abd787570ea0370b38703','0','0','')
mysql error: Duplicate entry '60e25ca1bc51d59d8d271d4c55145691' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 13.05.2024 @ 14:05
Script: /thread.php?threadid=654&sid=cc52c29bce6abd787570ea0370b38703
Referer: