INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b30f702f1d1a07f6a418a9fea8ab2a5d385c21fa688df8be998ed62bf0c78e56', 
    'MKgdOjGce72iFl/Yl0dR/B3pxunJDT3A4N025fEVmdI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)