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 ('65b48f3e640577e9f3cc3687c7bfa1c1','0','3.138.105.124','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714843505','team.php?sid=e1898467fd8c40ae7b042266dd8a7753','0','0','')
mysql error: Duplicate entry '65b48f3e640577e9f3cc3687c7bfa1c1' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.42-log
php version: 5.6.40
Date: 04.05.2024 @ 19:25
Script: /team.php?sid=e1898467fd8c40ae7b042266dd8a7753
Referer: