"Fri, 17 May 2024 12:36:12"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240517
Only TIME
12:36:12
General datetime
2024-05-17 12:36:12Z
For Database
2024-05-17 12:36:12
For HTTP1.1
Fri, 17 May 2024 12:36:12 GMT