INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5904d9ce49b336a02fc6839dfbb5678cfadfb10f2f5240d69c36e0ea57c4470c', 
    '7KH1eRkoHLQf8UyUdlnGGBQ7jIIhYmoEAwCp4PvU/EI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)