INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7c99e44aca2ac4aa454e1317938d31ead79cc10d8b6d6ddaa98f81e760ab10b7', 
    'OtQinLv5IWMfM2B6djeslilQUSnirMrtoLb3Fot51ok=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)