INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c4660f1bf9b75f85923f87cff0bc69a1d152d020d4d57e51cad765c7aee1bafa', 
    'OK0PqjFNKf2ajEzFa5Y0+inVj1xkpeWsXEhClhkVD9E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)