spring jdbc template don't commit data

<bean id="dataSource" class="org.springframework.jndi.JndiObjectFactoryBean">
        <property name="jndiName">
            <value>java:comp/env/dsi</value>
        </property>
    </bean>    
    
    <bean id="jdbcManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager"> 
        <property name="dataSource"> 
            <ref bean="dataSource"/> 
        </property>
    </bean>
    
    <bean id="jdbcTemplate" class="org.springframework.jdbc.core.JdbcTemplate">
        <constructor-arg>
            <ref bean="dataSource" />
        </constructor-arg>
    </bean>
    
    <bean id="namedParameterJdbcTemplate" class="org.springframework.jdbc.core.namedparam.NamedParameterJdbcTemplate">
        <constructor-arg>
            <ref bean="dataSource" />
        </constructor-arg>
    </bean>
    
    <bean id="appTarget" class="app.gestor.QueryGestor">
        <property name="jdbcTemplate">
            <ref bean="jdbcTemplate" />
        </property>
        <property name="namedParameterJdbcTemplate">
            <ref bean="namedParameterJdbcTemplate" />
        </property>
    </bean>
    
    <bean id="queryGestor" class="org.springframework.transaction.interceptor.TransactionProxyFactoryBean"> 
        <property name="transactionManager"> 
            <ref bean="jdbcManager"/> 
        </property> 
        <property name="target"> 
            <ref bean="appTarget"/> 
        </property> 
        <property name="transactionAttributes"> 
            <props> 
                <prop key="insert*">PROPAGATION_REQUIRED, ISOLATION_READ_COMMITTED</prop>
                <prop key="update*">PROPAGATION_REQUIRED, ISOLATION_READ_COMMITTED</prop> 
                <prop key="delete*">PROPAGATION_REQUIRED, ISOLATION_READ_COMMITTED</prop>
                <prop key="find*">PROPAGATION_REQUIRED, ISOLATION_READ_COMMITTED, readOnly</prop> 
            </props> 
        </property>
    </bean>