INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e6c54b21a3705482420f240790a1de00e08f768d26915db82e4ed173d67e284e', 
    'ODv6dZq5wOQ+kvdTfHrAkzOWbXCDjtYPWtzWhd2MXnI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)