"Sat, 13 Jul 2024 23:59:03"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240713
Only TIME
23:59:03
General datetime
2024-07-13 23:59:03Z
For Database
2024-07-13 23:59:03
For HTTP1.1
Sat, 13 Jul 2024 23:59:03 GMT