Er zit een fout in de query:
UPDATE `destination`
                SET `geolat` = 
                  , `geolng` = 
                  , `update` = NOW()
              WHERE sn_dest_id = 2054

De fout is:
You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ' `geolng` = , `update` = NOW() WHERE sn_dest_id' at line 3


Array
(
    [0] => Array
        (
            [file] => /var/www/vhosts/acomsa.co.za/httpsdocs/inc/sql.inc.php
            [line] => 5
            [function] => sql_error
            [args] => Array
                (
                    [0] => UPDATE `destination`
                SET `geolat` = 
                  , `geolng` = 
                  , `update` = NOW()
              WHERE sn_dest_id = 2054
                )

        )

    [1] => Array
        (
            [file] => /var/www/vhosts/acomsa.co.za/httpsdocs/inc/destination.class.php
            [line] => 293
            [function] => query
            [args] => Array
                (
                    [0] => UPDATE `destination`
                SET `geolat` = 
                  , `geolng` = 
                  , `update` = NOW()
              WHERE sn_dest_id = 2054
                )

        )

    [2] => Array
        (
            [file] => /var/www/vhosts/acomsa.co.za/httpsdocs/inc/site/new_overview.inc.php
            [line] => 133
            [function] => setGeoCoords
            [class] => Destination
            [type] => ::
            [args] => Array
                (
                    [0] => 2054
                    [1] => 
                    [2] => 
                )

        )

    [3] => Array
        (
            [file] => /var/www/vhosts/acomsa.co.za/httpsdocs/inc/fun.inc.php
            [line] => 392
            [args] => Array
                (
                    [0] => /var/www/vhosts/acomsa.co.za/httpsdocs/inc/site/new_overview.inc.php
                )

            [function] => require_once
        )

    [4] => Array
        (
            [file] => /var/www/vhosts/acomsa.co.za/httpsdocs/index.php
            [line] => 44
            [function] => returnIncludeFile
            [args] => Array
                (
                    [0] => inc/site/new_overview.inc.php
                )

        )

)