INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '50f9f0b6a130c3346ecbe034a7577b190d99295c5a983a7b6634e7934890070d', 
    'TTXjrtY6x0Xb2Xvwg6NQv+01WJ7II1cEXbObSEvUbPE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)