<pre>Array
(
    [lang] => en
    [category] => 
    [subcategory] => 
    [product] => hds-mtfdlal7t6tha1bk
    [id_product] => 12125
)
</pre>string(20) "hds-mtfdlal7t6tha1bk"

string(20) "hds-mtfdlal7t6tha1bk"

string(5) "12125"