"Sat, 29 Jun 2024 22:15:10"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240629
Only TIME
22:15:10
General datetime
2024-06-29 22:15:10Z
For Database
2024-06-29 22:15:10
For HTTP1.1
Sat, 29 Jun 2024 22:15:10 GMT