INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b6fb83da87c2d3ce570ebff01bde1adb14969f1c6cda3b0eb4d6134d4bc93c18', 
    'tlDzIDV+1ydYb/n8LOji3lFqu0D85B9dT36JmxSdx+4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)