"Sun, 09 Jun 2024 13:18:59"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240609
Only TIME
13:18:59
General datetime
2024-06-09 13:18:59Z
For Database
2024-06-09 13:18:59
For HTTP1.1
Sun, 09 Jun 2024 13:18:59 GMT