INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '68019669356d9b49754d25ed6d05a290cf9c0fc4964e187992472e5a46e8871f', 
    'DUZd6Vd3l7gKkefmSCEz8N52ite0SnP4haF1RSLK3N8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)