Decontruct serialized data array from wp_options

You can’t use it as-is because it will get double-serialized. So as per comment you unserialize it first and it will get serialized back when saved into option.

$array = unserialize( $stuff );
update_option('my_options', $array);

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