phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'fcc78dcddac11a22fd73362b1c608c8a' 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 ('fcc78dcddac11a22fd73362b1c608c8a', -1, 1716401967, 1716401967, '0311cbd7', -4, 0, 0)

Line : 187
File : sessions.php