INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9e4e81b5bb7cf98199d55e0d5210e29a19af4812d5cc6283e232723ac320da45', 
    'gKu+d4/YypV07MtgQzPgUcYHUm5hJB65Q14MYwaygsk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)