"Sun, 16 Jun 2024 14:50:41"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240616
Only TIME
14:50:41
General datetime
2024-06-16 14:50:41Z
For Database
2024-06-16 14:50:41
For HTTP1.1
Sun, 16 Jun 2024 14:50:41 GMT