INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '019b6a19a917f527d0336fa743b5476af99cc02702d649f4799c0b0019d6af5e', 
    'MHzVcjeZcd6oFXvULQM4LuKYmOC6TfjXvYw9Q9VSs+E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)