INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2939de2b25616f68088a46aa33b532450ea833d66cd8f3be94e17a93ca1b98c8', 
    'T2MLmZIdtTpZioDYowrLA4oQNf54pE+XLU9YpvGZ/ig=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)