"Sun, 23 Jun 2024 04:55:49"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240623
Only TIME
04:55:49
General datetime
2024-06-23 04:55:49Z
For Database
2024-06-23 04:55:49
For HTTP1.1
Sun, 23 Jun 2024 04:55:49 GMT