"Sun, 23 Jun 2024 02:54:30"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240623
Only TIME
02:54:30
General datetime
2024-06-23 02:54:30Z
For Database
2024-06-23 02:54:30
For HTTP1.1
Sun, 23 Jun 2024 02:54:30 GMT