INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7594276f476b54ca6a89639448c6aaabc0dd5d35b01bec48749aec4750cdbb0e', 
    '9nl1pmT6h3qwzZ4Rn5DSsXNnvlOOG4qm91brI9HK55g=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00047

Result

int(1)