INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6d9296ba66adb3e4649c556fe473e8d0ed28543bfa0df0b1950aaad7570a23e1', 
    '+BvzItt18fxSvOJPqwoMKg8+ltGBKBDoUMPI8I2RboA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)