INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '50b3f896b9ac663f489ad9193c729413240e892d18f80a9e226c2525b3ee1c3d', 
    'luTIhv3RZB0MdeViVesm5912WpaBPuYbAVV6rMfh/dQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)