INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a3139ac7f3bfb0e632cf6a51250a63a3d8ce8c797a672c2a0eaf1b74051bf994', 
    'hR4Q0kj7hjPo3W2TlgaLhWknWkCq0nkK3xSeuA0AnCY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)