« MODx Parse Error »

MODx encountered the following error while attempting to parse the requested resource:
« Execution of a query to the database failed - Unknown column '5ddproductb8548' in 'where clause' »
      SQL: SELECT sc.id,sc.published,sc.parent FROM `u51731`.offs_ru__site_content sc LEFT JOIN `u51731`.offs_ru__document_groups dg on dg.document = sc.id WHERE (sc.id=5ddproductb8548-b854893d728bb7838d8d136671553cb25d3523.tax ) AND (sc.privateweb=0) LIMIT 1
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Parser timing
  MySQL: 0.0010 s s(0 Requests)
  PHP: 0.0175 s s 
  Total: 0.0184 s s