INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c0e87601d1b7eea82dc92de8b1c97ce49f71273f07343b887cf8ed251dd81546', 
    '56CAp7nmJZ78Dg6DXLjftD1AI13mQ34yDU1IXDC0+DA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)