"Sat, 10 Aug 2024 18:20:04"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240810
Only TIME
18:20:04
General datetime
2024-08-10 18:20:04Z
For Database
2024-08-10 18:20:04
For HTTP1.1
Sat, 10 Aug 2024 18:20:04 GMT