An error occurred while trying to run your query.

Error message: MDB2 Error: syntax error

A more detailed error description: 
_doQuery: [Error message: Could not execute statement]
[Last executed query: SELECT image_id FROM php_product_image WHERE product_id =  ORDER BY position]
[Native code: 1064]
[Native message: 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 'ORDER BY position' at line 1]