Patina el coco is a fun, informal Spanish idiom that literally translates to "my coconut is slipping." In this context, "coco" is slang for head or mind.
It means that the singer's mind is going crazy or he's losing his grip on reality because of the intense feelings he has for someone. It's a vivid and memorable way to express being overwhelmed by emotion.
Have you ever met someone and instantly felt like your world was turned upside down? That's exactly what Rawayana's "911" is all about! This song perfectly captures that exhilarating, slightly chaotic feeling of falling head over heels for someone new, almost against your will.
The singer is completely swept away, wondering if it's "la nota" (the high) or if this person just elevates his dopamine. He's so smitten that he goes from not wanting to get married to asking for the papers to sign! He even jokes, "Llamen al 9-1-1, porque me están robando" (Call 9-1-1, because they are robbing me), because this person is stealing his heart right out from under him. It's a fun, playful take on that dizzying, head-spinning sensation of new love where you're not sure if you're in love or just going a little crazy.