This word is from the Spanish por que.
porke
because
porket
slang contraction of porke at
Porket tumingin sila dito, ‘di ibig sabihin…
Just because they looked this way, doesn’t mean…
Porket namula ako, ‘di ibig sabihin gusto ko siya.
Just because I turned red, doesn’t mean I like him/her.
The standard Tagalog word for “because” is dahil.