<pre>Array
(
    [lang] => en
    [category] => 
    [subcategory] => 
    [product] => p13r-e10g-2t
    [id_product] => 11599
)
</pre>string(12) "p13r-e10g-2t"

string(12) "p13r-e10g-2t"

string(5) "11599"