INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b6c2b3b60d592cab76536add236ff93b2af0b09259cc37f36413183b713e3920', 
    'UhrGHfso7qtR5xO313lhfu2uWYpJ+sr8ybkzBZ+8ne4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)