pos/pos_picking_delayed/data/ir_cron.xml

<?xml version="1.0"?>
<!-- Copyright 2018 - Today Sylvain LE GAL (https://twitter.com/legalsylvain)
     License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).-->

<odoo>

    <data noupdate="1">
        <record forcecreate="True" id="cron_create_delayed_pos_picking" model="ir.cron">
            <field name="name">Create Delayed PoS Picking</field>
            <field name="user_id" ref="base.user_root"/>
            <field name="interval_number">1</field>
            <field name="interval_type">minutes</field>
            <field name="numbercall">-1</field>
            <field name="doall" eval="False"/>
            <field name="model">pos.order</field>
            <field name="function">create_delayed_picking</field>
            <field name="args">()</field>
        </record>
    </data>
</odoo>