"Fri, 21 Jun 2024 04:41:16"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240621
Only TIME
04:41:16
General datetime
2024-06-21 04:41:16Z
For Database
2024-06-21 04:41:16
For HTTP1.1
Fri, 21 Jun 2024 04:41:16 GMT