INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '53575c4811a9b81fe60fe7fd123d829e14ff6ad39be40fd54a28d7022509506e', 
    '3MVZeUtU8h/jB0l4e45gtArKk5elduzZKtugJLfW4n4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)