INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21b2913f218607c1ae4df0f8e6b76f6501d171108e6771693bbbee21c2cb7598', 
    'iYagdnKkfogDHSq4Szw999GsbJhnDLa9+QYXCkQm7t0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00038

Result

int(1)