Database
Creating the table
mysql> CREATE TABLE albums (
  artist varchar(128),
  title varchar(128),
  year char(4),
  url varchar(128),
  id INT UNSIGNED NOT NULL AUTO_INCREMENT KEY
);
mysql> describe albums;
+--------+------------------+------+-----+---------+----------------+
| Field  | Type             | Null | Key | Default | Extra          |
+--------+------------------+------+-----+---------+----------------+
| artist | varchar(128)     | YES  |     | NULL    |                |
| title  | varchar(128)     | YES  |     | NULL    |                |
| year   | char(4)          | YES  |     | NULL    |                |
| url    | varchar(128)     | YES  |     | NULL    |                |
| id     | int(10) unsigned | NO   | PRI | NULL    | auto_increment |
+--------+------------------+------+-----+---------+----------------+
5 rows in set (0.00 sec)
Inserting the data
mysql> insert into albums (artist, title, year, url) values (
  'Pink Floyd',
  'The Dark Side Of The Moon',
  1973, 
  'https://www.udiscovermusic.com/Pink_Floyd_-_Dark_Side_of_the_Moon.jpg'
);
$query = sprintf ("INSERT INTO albums VALUES('%s', '%s', %d, '%s', NULL)", 
  $artist, $title, $year, $url);