INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7b0447bed9ad6983dc5707a7b28b3c681e03a83661a981d41aea570b4b155819', 
    'OCU5nkZxpHm9UonrPGH6FbBafBQpTxy6rjhq4d7xlY0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)