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 ('2cb9d3823cd9a4767124724489efae28', -1, 1569030138, 1569030138, '22ccb0bd', -10, 0, 0)

Line : 189
File : sessions.php