"Tue, 18 Jun 2024 05:44:37"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240618
Only TIME
05:44:37
General datetime
2024-06-18 05:44:37Z
For Database
2024-06-18 05:44:37
For HTTP1.1
Tue, 18 Jun 2024 05:44:37 GMT