INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '121c5f165f5f920a431399a148d61b8d96deddd34d866c622198f9f148b3a3a5', 
    'xJn7D/y//kGvj33u6PcD6q3CFKhnRxUQMTPiOoLVqv8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)