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 ('e378dbf36f13fbdce1370f2852907c17','0','18.188.147.91','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715698050','thread.php?goto=nextoldest&threadid=845&sid=5b5c6a2b0e31a4d243c4057c5557e4a2','0','0','')
mysql error: Duplicate entry 'e378dbf36f13fbdce1370f2852907c17' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 14.05.2024 @ 16:47
Script: /thread.php?goto=nextoldest&threadid=845&sid=5b5c6a2b0e31a4d243c4057c5557e4a2
Referer: