What is the difference between get_the_author_meta() and get_user_meta()?

Your parameter order is wrong for get_user_meta.
The user id should be first.

Try: var_dump(get_user_meta( $user->ID, 'afzfp_user_status', true));

Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)