INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a97e21f79517fad4bb6a224bce8c904305bb2042a497accab722dc30b869a97e', 
    'CJsV5tayd2fA+5HAkEXQnjlWDUkkamdCEt0B8VznejY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)