INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21e82cfd3e53e7d04ef4bc9d0b03b18b1df738635a8e482c00a4e2318a112c80', 
    'ePN1bOT1xmqpJMyc96ULfvtPCrZdQhhOYKf24aBFwNM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)