Try using PHPRedis to manipulate Redis database.

phpredis-testing.php

<?php

$redis = new Redis();
$redis->connect( '127.0.0.1', 6379 );
legible( "Connection to redis server successfully." );
$redis->auth( 'redis181409943' );
legible( "Client authenticated!" );
legible( "Server is running: " . $redis->ping() );

// Normal string
$redis->set( 'key-string', 'This is string.' );
$redis->expire( 'key-string', 120 );
status( 'key-string' );

// List of string
$redis->rPush( 'key-list', 'list item 1' );
$redis->rPush( 'key-list', 'list item 2' );
$redis->rPush( 'key-list', 'list item 3' );
$redis->rPush( 'key-list', 'list item 4' );
$redis->expire( 'key-list', 120 );
status( 'key-list' );

// Set
$redis->sAdd( 'key-set', 'set item 1' );
$redis->sAdd( 'key-set', 'set item 2' );
$redis->sAdd( 'key-set', 'set item 3' );
$redis->sAdd( 'key-set', 'set item 4' );
$redis->sAdd( 'key-set', 'set item 3' );
$redis->expire( 'key-set', 120 );
status( 'key-set' );

// Sorted set
$redis->zAdd( 'key-zset', 100, 'set item 1' );
$redis->zAdd( 'key-zset', 30, 'set item 2' );
$redis->zAdd( 'key-zset', 70, 'set item 3' );
$redis->zAdd( 'key-zset', 10, 'set item 4' );
$redis->zAdd( 'key-zset', 50, 'set item 3' );
$redis->expire( 'key-zset', 120 );
status( 'key-zset' );

// Hash
$redis->hMSet( 'key-hash', [
	'username' => 'nawawishkid',
	'email' => '[email protected]',
	'password' => 'passwordnaja',
]);
$redis->expire( 'key-hash', 120 );
status( 'key-hash' );

// $redis->del( 'key-string' );
// $redis->del( 'key-list' );
// $redis->del( 'key-set' );
// $redis->del( 'key-zset' );
// $redis->del( 'key-hash' );



/**
 * Display functions
 */
function status( $key ) {
	global $redis;
	$typeInt = $redis->type( $key );
	$value = null;
	$type = null;

	switch ( $typeInt ) {
		case 1:
			$value = "'" . $redis->get( $key ) . "'";
			$type = "string";
			break;
		case 3:
			$value = $redis->lRange( $key, 0, -1 );
			$type = "list";
			break;
		case 2:
			$value = $redis->sMembers( $key );
			$type = "set";
			break;
		case 4:
			$value = $redis->zRange( $key, 0, -1 );
			$type = "sorted set";
			break;
		case 5:
			$value = $redis->hGetAll( $key );
			$type = "hash";
			break;
		
		default:
			$value = "Error: no value.";
			$type = "Error: invalid data type.";
			break;
	}

	legible( "Set `$key`" );
	legible( "Type of `$key` is " . $type );
	legible( "The value is:" );
	legible( $value );
	legible( "`$key` will expire in " . $redis->ttl( $key ) . " seconds." );
}

function legible( $data, $is_dump = false ) {
	if ( ! is_array( $data ) ) {
		echo $data . "<br>\n";
		return;
	}
	
	echo "<pre>";
	$is_dump ? var_dump( $data ) : print_r( $data );
	echo "</pre><br>\n";
}
?>