"Tue, 18 Jun 2024 05:44:35"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240618
Only TIME
05:44:35
General datetime
2024-06-18 05:44:35Z
For Database
2024-06-18 05:44:35
For HTTP1.1
Tue, 18 Jun 2024 05:44:35 GMT