INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '16d175340e38014997c04627ba8ef0c2911e4745256e9255ca8eee36465340b5', 
    'T2OxvHgQAFf5CD0WdgDuKvdlXTuN09O+lcGvFWtSm5s=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)