<?php
$servername = "192.168.1.167";
$username = "demouser";
$password = "password";

// Create connection
$conn = mysqli_connect($servername, $username, $password);

// Check connection
if (!$conn) {
    die("Connection failed: " . mysqli_connect_error());
}
echo "Connected successfully";
?>

+---------------------------------------------------------------------------------------------------------------+
| Grants for demouser@localhost                                                                                   |
+---------------------------------------------------------------------------------------------------------------+
| GRANT USAGE ON *.* TO 'demouser'@'localhost' IDENTIFIED BY PASSWORD '*DB17DD535D122AED147A61C30CD5D01FB3BC5433' |
| GRANT ALL PRIVILEGES ON `demodb`.* TO 'demouser'@'localhost'                                                      |
+---------------------------------------------------------------------------------------------------------------+

+-------------------------------------------------------------------------------------------------------------------+
| Grants for demouser@192.168.1.168                                                                                   |
+-------------------------------------------------------------------------------------------------------------------+
| GRANT USAGE ON *.* TO 'demouser'@'192.168.1.168' IDENTIFIED BY PASSWORD '*DB17DD535D122AED147A61C30CD5D01FB3BC5433' |
| GRANT ALL PRIVILEGES ON `demodb`.* TO 'demouser'@'192.168.1.168'                                                      |
+-------------------------------------------------------------------------------------------------------------------+

Proto Recv-Q Send-Q Local Address           Foreign Address         State       PID/Program name
tcp        0      0 0.0.0.0:3306            0.0.0.0:*               LISTEN      2892/mysqld
tcp        0      0 127.0.0.1:25            0.0.0.0:*               LISTEN      1704/master
tcp        0      0 0.0.0.0:22              0.0.0.0:*               LISTEN      1053/sshd