INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b8de7691f55839c3464d9c4d3a11524a7e9bbdf9c27295ccbbc222c63522f6e8', 
    'E4aXdGGvLCliDWqMe8wOBsopGyTdm6jN9Tq9y+xE//E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)