"Tue, 27 Feb 2024 11:20:12"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240227
Only TIME
11:20:12
General datetime
2024-02-27 11:20:12Z
For Database
2024-02-27 11:20:12
For HTTP1.1
Tue, 27 Feb 2024 11:20:12 GMT