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 ('efa95984a9b3aeb272187ea6e965319b','0','3.147.61.142','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715098482','search.php?sid=ea4799c5c65a93f8b1f9ab0251127390','0','0','')
mysql error: Duplicate entry 'efa95984a9b3aeb272187ea6e965319b' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 07.05.2024 @ 18:14
Script: /search.php?sid=ea4799c5c65a93f8b1f9ab0251127390
Referer: