Error when installing on Vitess MySQL db about mobility HOT 4 CLOSED

    create_table :mobility_string_translations do |t|
      t.string :locale, null: false, limit: 10
      t.string :key, null: false, limit: 35
      t.string :value
      t.references :translatable, polymorphic: true, index: false
      t.timestamps null: false
      t.index [:translatable_id, :translatable_type, :locale, :key], unique: true, name: :i_translations_on_id_l_t_k
      t.index [:translatable_id, :translatable_type, :key], name: :i_translations_on_id_type_key
      t.index [:translatable_type, :key, :value, :locale], name: :i_translations_on_k_v_l
    end