phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '9d3d31f29dd4bf99c6738ae448046c9d' 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 ('9d3d31f29dd4bf99c6738ae448046c9d', -1, 1769828865, 1769828865, 'd849d86e', 3, 0, 0)

Line : 187
File : sessions.php