"Tue, 07 May 2024 18:21:20"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240507
Only TIME
18:21:20
General datetime
2024-05-07 18:21:20Z
For Database
2024-05-07 18:21:20
For HTTP1.1
Tue, 07 May 2024 18:21:20 GMT