INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '743dddd8237a10b4c0e9386e7b221192c16f1598500d786ef3baf1771a8c112d', 
    'U6MmjvyfHHazVAW3Q+TJ8hBIFHP5ZqvH8mNrfUJjLhA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00057

Result

int(1)