"Sat, 29 Jun 2024 15:02:50"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240629
Only TIME
15:02:50
General datetime
2024-06-29 15:02:50Z
For Database
2024-06-29 15:02:50
For HTTP1.1
Sat, 29 Jun 2024 15:02:50 GMT