There is no reputable institution called "Corllins University" offering doctorate programs. This strongly suggests it is a
diploma mill, which means it's a scam. Diploma mills sell degrees without requiring the actual academic work. Degrees from diploma mills are worthless and won't be recognized by legitimate employers or academic institutions.
If you've encountered "Corllins University" in any context related to education, be extremely wary. Do not pay any money to them.