INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5b338d8a11b1beb2d9117d4fb943b9606357bd600b067639c0c06eccd994debf', 
    'Mg6WqPOl0JD1vUixRAkJxT0wM/KaB2X95I4Q6xUmYV4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)