INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21f6203fc6781fca4c92011cd2d5a85b486880d4dac17cdf1fee8a6cc98f6fd1', 
    '37f9h8JgGvcBcoJqBhrPOZH9KmjZ08eNz/X5mW+svF0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)