INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c6efd2dde5b0637948d8667c018273ff3226d76fa1d5cb309090d3feba9fcdfd', 
    'KStQ23VQb9L6NZDHE/4m14wgK5P8ihAxQtPpp4PETLc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)