INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a4b3e1ffa0af20b75ffd9288464450accce3131815869558daee78d80499c53c', 
    '7KomjwvzL8QxbCC//H7y5qtUZMIR+mcy1kIQHA9fUCM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)