INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '50171ca21a54a8d6b4c58a0dc6704f5ff371d519c35b4341973400fc9e12ab63', 
    '539QAjXF74nqIoqenW5ezR+ohI05mOhlJFX1ZFwgUSY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00052

Result

int(1)