INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '39794c76b701b33a2e94278dff8aaa06528e1f92576b58682bba2bb67f951576', 
    'jc6sn7BQ3/6YldT9ytgGn2dd2x3KaU8uQYyZM5Ly2Vk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)