INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21587f782b6fd5b35eb71857c38758ad07f12e7bd533d02c6eba5a657cdffbd6', 
    '1W0tkOQK5T41C+2aSCVA2mqvjDWcx25Bz3ODZi4hKoo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)