INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '528f8991166950976a1e9cb67a3afadb60c52603e1d896db7054bb62e4769881', 
    '0VuOw6iWD3CZ5fEgmYVG09YttOTqwvVI+0maIERvWRM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)