<pre>Array
(
    [lang] => en
    [category] => 
    [subcategory] => 
    [product] => nvidia-mcx413a-bcat
    [id_product] => 6756
)
</pre>string(19) "nvidia-mcx413a-bcat"

string(19) "nvidia-mcx413a-bcat"

string(4) "6756"