INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '15f0bc6b6906986c8ee9078c57e17fa0d6f2a18c6a7e62cd7b9b50f37d029738', 
    'gUtmqV9dYL8IeWeR34o+vpmsxnxhykJhkMPxURaapls=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)