phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'ff79c4dd35d0b725a5a67a8d0be27570' 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 ('ff79c4dd35d0b725a5a67a8d0be27570', -1, 1775731421, 1775731421, 'd849d851', 2, 0, 0)

Line : 187
File : sessions.php