"Sun, 28 Jul 2024 06:40:09"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240728
Only TIME
06:40:09
General datetime
2024-07-28 06:40:09Z
For Database
2024-07-28 06:40:09
For HTTP1.1
Sun, 28 Jul 2024 06:40:09 GMT