"Sat, 10 Aug 2024 23:45:23"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240810
Only TIME
23:45:23
General datetime
2024-08-10 23:45:23Z
For Database
2024-08-10 23:45:23
For HTTP1.1
Sat, 10 Aug 2024 23:45:23 GMT