"Wed, 27 Mar 2024 22:20:20"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240327
Only TIME
22:20:20
General datetime
2024-03-27 22:20:20Z
For Database
2024-03-27 22:20:20
For HTTP1.1
Wed, 27 Mar 2024 22:20:20 GMT