INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4918428a4595096769222f8e267e281f33b47983e602cc16c45b3e1a61681326', 
    'U5PLzkEJMe69GcGutIwarHL1ODOjsUoqLlVan5NH/6o=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)