"Fri, 19 Jul 2024 15:23:21"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240719
Only TIME
15:23:21
General datetime
2024-07-19 15:23:21Z
For Database
2024-07-19 15:23:21
For HTTP1.1
Fri, 19 Jul 2024 15:23:21 GMT