phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '5ced1ce055d4ee96607d8a97955e7c7a' 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 ('5ced1ce055d4ee96607d8a97955e7c7a', -1, 1768319813, 1768319813, '0aff0001', 7, 0, 0)

Line : 199
File : sessions.php