INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '1948af92238ee75f1d826b0a66b55fa7d51ab68a779ba2e2f8b090a97971837f', 
    'fXaYL1DvPKCDJpr6uG2S8i8NbtPBX1FWaNu0ueUcK0w=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)