"Tue, 14 May 2024 18:24:13"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240514
Only TIME
18:24:13
General datetime
2024-05-14 18:24:13Z
For Database
2024-05-14 18:24:13
For HTTP1.1
Tue, 14 May 2024 18:24:13 GMT