"Tue, 14 May 2024 09:40:59"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240514
Only TIME
09:40:59
General datetime
2024-05-14 09:40:59Z
For Database
2024-05-14 09:40:59
For HTTP1.1
Tue, 14 May 2024 09:40:59 GMT