INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8a9550a78969ebccad16059f41537ed4aa5702688b1622ce71ccfa5c67a8d82c', 
    'flrMt0XHCL4PwiB8fDlNbf+uvGq5LY4slm0Sg+E3LNE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00047

Result

int(1)