INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6bdef6a9411d0d5dc4c938471d0a53980e36b2e525af0783014a623b4ba4ab70', 
    '21ZM4y52Tz5kTAgYg7C0ZmiThI8Pl7E3GO0+p3r6rpk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)