<?php
$startTime = microtime(true);
$dbh = new PDO('mysql:dbname=php_mysqltest;host=localhost', 'php', 'php');

for($i = 0; $i < 90000; $i++) {
	$st = $dbh->prepare('INSERT INTO test (`test_int`, `test_float`, `test_string`) VALUES (:int, :float, :string)');
	$st->bindValue(':int', mt_rand(), PDO::PARAM_INT);
	$st->bindValue(':float', mt_rand()/mt_rand()*10);
	$st->bindValue(':string', sha1(mt_rand()));

	$st->execute();
	unset($st);
}
$endTime = microtime(true);
echo 'Inserting ', $i, ' rows took ', $endTime - $startTime, ' seconds';