INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '551b4893ee3eab799135ddf7ae4f2c783651be2a6c374c8722104374d4346229', 
    'CLqxn9yC1JsIXO1nqrehONNMsSRusgqhUKvk5fcexnQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)