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 ('6ca5217cc5fe18c7e010abed91004ac6', -1, 1569030260, 1569030260, '22ccb0bd', -11, 0, 0)

Line : 189
File : sessions.php