"Sat, 24 Aug 2024 15:13:52"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240824
Only TIME
15:13:52
General datetime
2024-08-24 15:13:52Z
For Database
2024-08-24 15:13:52
For HTTP1.1
Sat, 24 Aug 2024 15:13:52 GMT