"Sun, 23 Jun 2024 08:24:09"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240623
Only TIME
08:24:09
General datetime
2024-06-23 08:24:09Z
For Database
2024-06-23 08:24:09
For HTTP1.1
Sun, 23 Jun 2024 08:24:09 GMT