"Sun, 16 Jun 2024 22:56:19"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240616
Only TIME
22:56:19
General datetime
2024-06-16 22:56:19Z
For Database
2024-06-16 22:56:19
For HTTP1.1
Sun, 16 Jun 2024 22:56:19 GMT