phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '8fdfb108e4cba6753f21e6babeec1184' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('8fdfb108e4cba6753f21e6babeec1184', -1, 1771431058, 1771431058, 'd849d87b', -9, 0)

Line : 180
File : /www/includes/sessions.php