phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '5917a951e42818ce4e098cafb0c06c91' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('5917a951e42818ce4e098cafb0c06c91', -1, 1715412795, 1715412795, '12d944c5', 2, 0, 0)

Line : 187
File : sessions.php