INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'f6cf0d550d7f8b4e5b96468437456777a2b6e028d076a128c1728288664213db', 
    '5esQANj43KIrJssnkhLX4R7jyLbzTj5jiHjkvFug0UE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00043

Result

int(1)