INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8fd8a20482189b5a2bbefd35f0bbda212d44f3be6a7d5923148b7ff692b7319f', 
    'MXOjc+FvZ3xFawxce20R6vZT09JHnmuk8qyNon9TP+E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)