INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '751b0b7593ef2ced45046ef58c1a6844b68ed9700445e331595cfbf8795acc54', 
    'KPf+qOx6uRC4A4w7PMDmvK05tQ48IHiORSY7vKkg80E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)