INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '383f2adef30aa2ea8455595cdd6c2e26aefd58ccbee0e2deb18e8144539843dc', 
    'YDpA10CN6AQ8uKVV9HCrVdU9WBeqwnKvx/h4UcnV2vs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)