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 ('25360ae4c87372d1d8fac0bdc4c34b73', -1, 1563420962, 1563420962, '035149e9', 34, 0, 0)

Line : 189
File : sessions.php