INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '556cab85e8db44cc1843c4cb53a0cbaddb2790280487f9a010021c590323ee21', 
    'udQyeyONaK3JD6c2lZLekQENtdLSqmd0tijlWMk7s74=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)