The most common and most likely answer to this crossword clue is the 5 letter word ENTER
I've seen this crossword clue in The Times
E
N
T
E
R
More clues leading to the result ENTER
- Record not the first for Middle America?
- Record books kept by English queen
- Penetrate the heart of America, not the top
- Go into chippy but ignore the fish
- Go into the heart of America, not the capital
- Log that may be turned into treen
- Half-decent Queen record
- Go into hospital department, about to get rise
- Come in to register
- When territorial guards submit?
Buddy explains!

The straight part
We know that "Go into" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case go into = enter.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does ENTER mean?
ENTER noun- The "Enter" key on a computer keyboard.
- A stroke of the Enter key.
- To go or come into an enclosed or partially enclosed space.
- To cause to go (into), or to be received (into); to put in; to insert; to cause to be admitted.
- To go or come into (a state or profession).
- To type (something) into a computer; to input.
- To record (something) in an account, ledger, etc.
- To become a party to an agreement, treaty, etc.
- To become effective; to come into effect.
- To go into or upon, as lands, and take actual possession of them.
- To place in regular form before the court, usually in writing; to put upon record in proper from and order.
- To make report of (a vessel or its cargo) at the custom house; to submit a statement of (imported goods), with the original invoices, to the proper customs officer for estimating the duties. See entry.
- To file, or register with the land office, the required particulars concerning (a quantity of public land) in order to entitle a person to a right of preemption.
- To deposit for copyright the title or description of (a book, picture, map, etc.).
- To initiate; to introduce favourably.