"Sat, 03 Aug 2024 20:28:40"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240803
Only TIME
20:28:40
General datetime
2024-08-03 20:28:40Z
For Database
2024-08-03 20:28:40
For HTTP1.1
Sat, 03 Aug 2024 20:28:40 GMT