phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '79578dd697dce0b823c4678bb2975a7c' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('79578dd697dce0b823c4678bb2975a7c', -1, 1772260992, 1772260992, 'd849d834', -9, 0)

Line : 180
File : /www/includes/sessions.php