YOU SAID:

Been caught stealing once when I was five

INTO JAPANESE

私が5歳のときに一度盗まれていた

BACK INTO ENGLISH

I was stolen once when I was 5 years old

INTO JAPANESE

私は5歳の時に一度盗まれました

BACK INTO ENGLISH

I was stolen once at the age of 5

INTO JAPANESE

私は5歳で一度盗まれました

BACK INTO ENGLISH

I was stolen once at the age of five

INTO JAPANESE

私は5歳で一度盗まれました

BACK INTO ENGLISH

I was stolen once at the age of five