var driver = new ChromeDriver();
driver.Manage().Timeouts().ImplicitlyWait(TimeSpan.FromSeconds(1000));
driver.FindElement(By.XPath("your xpath")).Click();

var driver = new ChromeDriver();
driver.FindElement(By.XPath("your xpath")).Click();

var driver = new ChromeDriver();
var wait = new WebDriverWait(driver, new TimeSpan(0, 0, 1000));
wait.Until(d => d.FindElement(By.XPath("your xpath"))).Click();