inserted
v.v. to put something inside something else, often into a small space or a specific opening. You might do this with a key in a lock or a card in a machine.
v. to place, fit, or thrust something into another thing, especially into a narrow opening or a specific slot. Transitive — requires a direct object representing the item being moved.
She inserted the key into the lock and turned it.
The technician inserted the memory card into the slot to begin the data transfer.
The surgeon carefully inserted the probe into the incision, monitoring the live feed to ensure the instrument remained clear of the surrounding tissue.
The verb is transitive and typically takes the preposition 'into' to indicate the destination.
He inserted the coin the machine.He inserted the coin into the machine.The verb requires a preposition, usually 'into', to connect the object to its destination.