Sounds to me like a hardware defect.
Can you hear the fan running?
Is the ventilation clogged?
Since you bought your laptop less than a year ago, it should be still under warranty.
The "la" in product number indicates a latin american model.
Throttling at 100° C is expected behaviour, specified at Especificaciones de producto de Intel® Core™ i5-6200U Processor (3M Cache, up to 2.80 GHz)