INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6471430af99a20674a07eaa5a42060d87a884632fadb2bf3bc03213c66541efd', 
    'HO5GScTIlTY0NReGxNsg3m1BdFh5536MmSLJxciyXtQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)