INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e2b1a1bf916c374bca7ff62fc664f5bf621e1904ec9251857b75847cd3708b35', 
    'tnXajQcpQctWfmuiGLEl2EbUj/xLdg21X0y8RZR26GA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)