"Fri, 19 Jul 2024 23:59:15"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240719
Only TIME
23:59:15
General datetime
2024-07-19 23:59:15Z
For Database
2024-07-19 23:59:15
For HTTP1.1
Fri, 19 Jul 2024 23:59:15 GMT