You can start with the most common ones, with time you’ll can learn the major of those verbs. To Learn this vebs and their conjugations will be useful for understand and use english better. Also you’ll can express yourself better with verbs knowladge. Try practicing with sentences in past and present perfect for example, that way you will get used to the verb forms.
You can find the most used verbs here! https://www.englishclub.com/vocabulary/irregular-verbs-list.htm And some practice here http://www.englisch-hilfen.de/en/exercises_list/verbs.htm