connector-telephony/base_sms_client/data/sms_gateway_data.xml

<?xml version="1.0" encoding="UTF-8"?>
<odoo noupdate="1">
        <record id="ir_cron_crm_action" model="ir.cron">
            <field name="name">Send SMS</field>
            <field name="interval_number">1</field>
            <field name="interval_type">minutes</field>
            <field name="numbercall">-1</field>
            <field name="doall">False</field>
            <field name="model">sms.gateway</field>
            <field name="function">_run_send_sms</field>
            <field name="args">()</field>
            <field name="active">False</field>
        </record>

</odoo>