INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e6c8c70a25710194a516c4416f5950c81c1da2c7ef4f0bd88bdc58101b69d4b5', 
    'Kx1HNQOa5SqMmN6RiOTVOHtLBgh++2kg7iHPJSjEN/I=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)