Fix Prestashop 1.7 error: General error: 2006 MySQL server has gone away.

Fix Prestashop 1.7 error: An exception occurred while executing \'SELECT p0_.id AS id_0, p0_.id_employee AS id_employee_1, p0_.id_module AS id_module_2, p0_.date_add AS date_add_3, p0_.date_upd AS date_upd_4 FROM ps_module_history p0_ WHERE p0_.id_employee = ?\' with params [1]:\n\nSQLSTATE[HY000]: General error: 2006 MySQL server has gone away.