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 ('702a1cfa0a70317728f7fa12902556a5', -1, 1560740448, 1560740448, '22cf4e9d', 1, 0, 0)

Line : 189
File : sessions.php