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 ('78a2a6cbdc5118ed5d3c17a7667d7e07','0','18.222.184.126','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1716309289','print.php?threadid=5531&page=1&sid=d6d18f05c69a3ae69feff11203ee0aad','0','0','')
mysql error: Duplicate entry '78a2a6cbdc5118ed5d3c17a7667d7e07' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.42-log
php version: 5.6.40
Date: 21.05.2024 @ 18:34
Script: /print.php?threadid=5531&page=1&sid=d6d18f05c69a3ae69feff11203ee0aad
Referer: