SELECT
    HEX(
    AES_ENCRYPT( "hello world", "salt str" ));


SELECT
    AES_DECRYPT( UNHEX( "7D2194BCDC0CF19840C11EE57E076666" ), "salt str" );


INSERT INTO t_customer ( `username`, `password`, wechat, tel )
VALUES
    (
    "xsh_123456",
    HEX( AES_ENCRYPT( "123456", "xsh" )), "hhcycjtest", "18760456789" );