How can PHP beginners handle timestamp manipulation for time-sensitive tasks like database operations?

When handling timestamp manipulation for time-sensitive tasks in PHP, beginners can use the built-in date and time functions to easily manipulate timestamps for database operations. One common approach is to use the strtotime function to convert a date/time string into a Unix timestamp, perform the necessary calculations or comparisons, and then format the timestamp back into a human-readable date/time string using the date function.

// Example: Calculate the expiration date for a subscription based on the current date
$currentDate = time();
$expirationDate = strtotime('+1 month', $currentDate);

// Format the expiration date as a human-readable string
$formattedExpirationDate = date('Y-m-d H:i:s', $expirationDate);

echo "Subscription expires on: " . $formattedExpirationDate;