SQLSTATE[23000]: Integrity constraint violation: 1062 Duplicate entry '521-bfe69ccaade9ffbd95ffc23c6450ae7a-Vogtland' for key 'wisski_title_n_grams.PRIMARY': INSERT INTO {wisski_title_n_grams} (ent_num, bundle, ngram, n) VALUES (:db_insert_placeholder_0, :db_insert_placeholder_1, :db_insert_placeholder_2, :db_insert_placeholder_3); Array
(
[:db_insert_placeholder_0] => 521
[:db_insert_placeholder_1] => bfe69ccaade9ffbd95ffc23c6450ae7a
[:db_insert_placeholder_2] => Vogtland
[:db_insert_placeholder_3] => 8
)