INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '424c6217121b14d03c478c501093c5603fb7d7850ba273665c0968d7864d963c', 
    'zN4k3nUVgfKob5kMF/zavMcxvf5KqxegW1M9UYqYPPY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)