hello.you have not mentioned your age and any other comorbid illnesses if you have.the common possibilities are you have esophagitis
or severe gastritis
which is related to your dietary habbits.
if the pain is too severe along with other symptoms like sweating breathlessness you need to get yourself evaluated by the physician as early as possible.
you also have indigestion
but it may not always corelate with your chest pain
show it to a physician,examination and investigation if required wil definitely solve your problem.
all the best.