phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 2

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('6fa63531c549850ec17e428de88ef96d', -1, 1563611423, 1563611423, '365145dc', -9, 0, 0)

Line : 189
File : sessions.php