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 ('4e4485d47089a88c7b8cee2ab8604b9e','0','18.221.89.183','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1716066889','team.php?sid=f85e0a5d9b90d134a0975d2dbba4fd40','0','0','')
mysql error: Duplicate entry '4e4485d47089a88c7b8cee2ab8604b9e' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.42-log
php version: 4.4.9
Date: 18.05.2024 @ 23:14
Script: /board/team.php?sid=f85e0a5d9b90d134a0975d2dbba4fd40
Referer: