"Fri, 21 Jun 2024 07:36:00"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240621
Only TIME
07:36:00
General datetime
2024-06-21 07:36:00Z
For Database
2024-06-21 07:36:00
For HTTP1.1
Fri, 21 Jun 2024 07:36:00 GMT