"Sat, 22 Jun 2024 16:16:40"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240622
Only TIME
16:16:40
General datetime
2024-06-22 16:16:40Z
For Database
2024-06-22 16:16:40
For HTTP1.1
Sat, 22 Jun 2024 16:16:40 GMT