INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21d727d24e3263e051383cd0f3fc627f2100615ea51e397d5ea6166bff746866', 
    'zYQex0FHs9lqlTRF8m6qp4x7g83xvqPIBap2mcdOdfg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)