how is the date format in mysql code example
Example 1: mysql format date
DATE_FORMAT(date, format)
-- E.g.
SELECT DATE_FORMAT(dateField, '%m/%d/%Y') FROM TableName;
-- See https://www.mysqltutorial.org/mysql-date_format/ for available formats
Example 2: MySQL datetime format
use \Datetime;
$now = new DateTime();
echo $now->format('Y-m-d H:i:s'); // MySQL datetime format
echo $now->getTimestamp(); // Unix Timestamp -- Since PHP 5.3