public InsertSettings setDeduplicationToken(String token) {
        serverSetting("insert_deduplication_token", token);
        return this;
    }
Sets the deduplication token. This token will be sent to the server and can be used to identify the query.

@param token - deduplication token
@return
client-v2/src/main/java/com/clickhouse/client/api/insert/InsertSettings.java