INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '29a761d73a8c008a6ed14b902debdfca214300998400dcd85da987b84b0d1bdb', 
    '2IQckyZEMj1caigrVWo1u7f7ag80IEPSnfE7OH5NSxQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)