INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a7b3499e58b1ee703ecce99b9775341d260aaffcb1647fa8fefed38131bd5fdf', 
    'r6sst6vRUOiu2TDkFYyqCPO68MVto3sWOUA6C6/fH68=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)