db_postgres getValue() row number 0 is out of range 0..-1

wiki_db.nim

proc getWikiDbId*(title: string): int =
  let db = open(db_srv, db_usr, db_pas, db_nam)

  let sql = sql("""
    SELECT id 
      FROM page
     WHERE title = ? 
  """)
  
  let id = getValue(db, sql, title)
  
  db.close()

When getValue is called row number 0 is out of range 0..-1 is printed out