"Fri, 28 Jun 2024 15:40:59"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240628
Only TIME
15:40:59
General datetime
2024-06-28 15:40:59Z
For Database
2024-06-28 15:40:59
For HTTP1.1
Fri, 28 Jun 2024 15:40:59 GMT