INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '621e1d20ea7b60bcdeefdf6e05c04bbf89cd78f3b112e054d96a6350e8f4ff71', 
    'Zc2Is0xTzDYXTEYlB3/t2sGqjm2xzWj4ldZx9nsI6sc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)