"Sat, 29 Jun 2024 22:45:23"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240629
Only TIME
22:45:23
General datetime
2024-06-29 22:45:23Z
For Database
2024-06-29 22:45:23
For HTTP1.1
Sat, 29 Jun 2024 22:45:23 GMT