INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '535733fa848b9b0ea4247ebcee218f083db96f0114170112c1b7c839d9020211', 
    'tljLeAvOWquVFNh3DICvNrLHheWSXlWfaCqFwqOkosY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)