INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e4427109f2f524b05924f1659345a38b22fa95c8afafaa0b5d9561492664b98c', 
    'gQQOAOz6xflwPnJQg+G0d6quwf3j9OS5ofTDP054TUs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)