<pre>Array
(
    [lang] => en
    [category] => 
    [subcategory] => 
    [product] => pws-2k03d-1r
    [id_product] => 11133
)
</pre>string(12) "pws-2k03d-1r"

string(12) "pws-2k03d-1r"

string(5) "11133"