INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6e4299185d9956fbba219803769f3950e464dc5b2c2fbfade42d2a62e3428cec', 
    'khSaMaHcfdEFzSJo0flv002Z9WTzo1L6x7c0bi7K78A=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)