INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '1510dfd01f389d7fa36a7932618225b034383dbff122abe6315d341ad7f22393', 
    'o7yb8vUr9kuU8PEGTJXFFF9birrpxNaezi9wjW/IGWw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00038

Result

int(1)