INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8684de427ff3496787520b4fe98f3c84ee43cfcbd62bb62602bdde137d615d0c', 
    '21OqfajrQpJ4Rw2In9uRc2eOcr8aWp4MCbTCnCjty0I=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)