"Sun, 23 Jun 2024 16:24:43"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240623
Only TIME
16:24:43
General datetime
2024-06-23 16:24:43Z
For Database
2024-06-23 16:24:43
For HTTP1.1
Sun, 23 Jun 2024 16:24:43 GMT