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 ('fc3a1bc6ee77abced621a9e0b4761efb', -1, 1563420380, 1563420380, '035149e9', 42, 0, 0)

Line : 189
File : sessions.php