By Rachel Hagan Two new parents experienced their worst nightmare after their baby unexpectedly became trapped inside their car on a sweltering 30C day. Australian couple Lewis and Sarah Cianci claim their Skoda Kodiaq “locked itself” while both sets of keys were in the car last week in Beenleigh. Their three-month-old baby boy was strapped in his car seat after the family had been out together. The parents were left with no choice but to smash one of the windows to rescue their newborn. Around 5000 Australian kids are left in cars every year, with 10 children reported to have died after being…