phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '78bffb5ea9bc0c8a0bcd6fc7401d9f4c' for key 'PRIMARY'

INSERT INTO sub_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('78bffb5ea9bc0c8a0bcd6fc7401d9f4c', -1, 1714672291, 1714672291, '12daacf9', -8, 0, 0)

Line : 187
File : sessions.php