Please go to the Joomla plugins manager, search for cache and disable the System Page Cache plugin:

keep the Joomla cache enabled, try both conservative and progressive, does this solve the issue ?
Max, ChronoForms developer
ChronoMyAdmin: Database administration within Joomla, no phpMyAdmin needed.
ChronoMails simplifies Joomla email: newsletters, logging, and custom templates.
Then you will need to either use the form module and disable the cache inside the module settings OR use a page of type ChronoForms8, since Joomla will cache the whole article content
Max, ChronoForms developer
ChronoMyAdmin: Database administration within Joomla, no phpMyAdmin needed.
ChronoMails simplifies Joomla email: newsletters, logging, and custom templates.
and you place it inside the article using the {loadModule} plugin or just load it inside a module position ?
Max, ChronoForms developer
ChronoMyAdmin: Database administration within Joomla, no phpMyAdmin needed.
ChronoMails simplifies Joomla email: newsletters, logging, and custom templates.
Max, ChronoForms developer
ChronoMyAdmin: Database administration within Joomla, no phpMyAdmin needed.
ChronoMails simplifies Joomla email: newsletters, logging, and custom templates.
Does your form have a redirect ?
Does this happen when you test the form using a menu item of type Chronoforms8 ?
Max, ChronoForms developer
ChronoMyAdmin: Database administration within Joomla, no phpMyAdmin needed.
ChronoMails simplifies Joomla email: newsletters, logging, and custom templates.