INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b81caf0b408fd1a0fab081dceddf08e90b52d2c7002f697154056abeaf447d89', 
    'Hg3HE2S7D8F4F7FRU3l5MOesDmJ/p+h1aud9Ml1fjdo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00054

Result

int(1)