"Sat, 29 Jun 2024 16:12:19"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240629
Only TIME
16:12:19
General datetime
2024-06-29 16:12:19Z
For Database
2024-06-29 16:12:19
For HTTP1.1
Sat, 29 Jun 2024 16:12:19 GMT