"Tue, 28 May 2024 23:18:57"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240528
Only TIME
23:18:57
General datetime
2024-05-28 23:18:57Z
For Database
2024-05-28 23:18:57
For HTTP1.1
Tue, 28 May 2024 23:18:57 GMT