INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5391f8118487017ae5c2975915872d19c45945ed4bdf60d6689010533fd4be83', 
    'tLRwmqrujhj9Txhpmm2ed0w/HOJHA3jEWW2xc686EVk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)