"Sun, 14 Jul 2024 06:37:40"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240714
Only TIME
06:37:40
General datetime
2024-07-14 06:37:40Z
For Database
2024-07-14 06:37:40
For HTTP1.1
Sun, 14 Jul 2024 06:37:40 GMT