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 ('83d54f3f2fcc7b317a06008e76fa19d5', -1, 1569018399, 1569018399, '12cf88b8', -10, 0, 0)

Line : 189
File : sessions.php