저는(나는) 학생 입니다. = I'm a student

If you want to know how to say "I am a student" in the Korean language, you should have mentioned that this question is for learning Korean rather than learning English. Then it would have been displayed to Korean speakers and you would have gotten more answers. However, if you just want to say that you are a student who learns Korean, you can say "I am a student learning Korean". If you want to say that you are a student in Korea, you can say " I am a student in Korea" "

I am a student in Korea / I'm a student in Korea.