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 ('1a393e9509a0ac55176ade73872168f5', -1, 1563676880, 1563676880, '035149e9', 20, 0, 0)

Line : 189
File : sessions.php