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 ('7f33a4b42c0482823eef8cf02a02a1ed', -1, 1560771456, 1560771456, '035acf59', 8, 0, 0)

Line : 189
File : sessions.php