INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '76f486ecf31a0b34f079e399c265c914b32d6787d24b430125b9b31fa46bdab5', 
    'dXfJqVuVqN9blFvKU1tlqbBrpxd5Bg+NdeoGA1YgILA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)