Prenolepis nitens

These ants need to be kept around 18/20° celcius, if kept hotter then they will not thrive so they have some challenge to them.
 
Adding more detailed information later, before buying ants you should have done some research. Ant communities on discord or facebook are good sources of information.
Often the info on the seller websites contradict each other, cause of this talk to people who actual keep them.