title: SQLSTATE[40001]: Serialization failure: 1213 Deadlock found when trying to get lock; try restarting transaction by Magento position
body: <p>We have a problem in our Magento shop when we try to set the position of the products in a category from manage categories. When we try to save a product after changing the position in "category products" we get the following failure:</p>
  
  <blockquote>
    <p>SQLSTATE[40001]: Serialization failure: 1213 Deadlock found when trying
    to get lock; try restarting transaction</p>
  </blockquote>
  
  <p>Does anyone know how to solve this?</p>