INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21894e2c54fc07d93bbb2610b7f4bc818859f9f410d3d0cd6da571e34b2672d9', 
    'BOxHEnBhoXEJizWdW4mzXuqJxTrkfPnjIbtY7r5yXNA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)