"Tue, 18 Jun 2024 19:16:43"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240618
Only TIME
19:16:43
General datetime
2024-06-18 19:16:43Z
For Database
2024-06-18 19:16:43
For HTTP1.1
Tue, 18 Jun 2024 19:16:43 GMT