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 ('1dd19a7d60be73c0864b744a1cf3bfbb','0','18.219.224.103','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714487163','thread.php?threadid=7035&goto=lastpost&sid=716b8a9e10258a595ab9c9da6050c77d','0','0','')
mysql error: Duplicate entry '1dd19a7d60be73c0864b744a1cf3bfbb' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.42-log
php version: 5.6.40
Date: 30.04.2024 @ 16:26
Script: /thread.php?threadid=7035&goto=lastpost&sid=716b8a9e10258a595ab9c9da6050c77d
Referer: