INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4c578bee7faef9f4f701f907648c7727ac5826d31f0eea160a73ea99b3e966af', 
    'vLfLF191LxOr0b3/1f8PnWSTDlv9SOZMiDp0WyP/340=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00072

Result

int(1)