INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6f91eb229eb8d7c414985e21a3c82ba3e85985d27937350cf48f606665210de9', 
    '+ALsbRs3OLlaPXt+7B//JIlAnkCvYIHDA2hQmyPWass=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)