"Sun, 09 Jun 2024 04:00:49"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240609
Only TIME
04:00:49
General datetime
2024-06-09 04:00:49Z
For Database
2024-06-09 04:00:49
For HTTP1.1
Sun, 09 Jun 2024 04:00:49 GMT