INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e376ad4541454c34b193b1f72327e9a0069924a701b93822f70010a4481c2dce', 
    'l+kWM8zbs34G7w6SfrwJnP4JzpbEVe0JQ65EuFprxZc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)