phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '91dbb591ed2d9d7b42e9004d50f6428d' for key 1

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('91dbb591ed2d9d7b42e9004d50f6428d', -1, 1715742447, 1715742447, '0390f03d', -4, 0, 0)

Line : 187
File : sessions.php