INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '52a5797fbf42b902ce2e91f8bfc7c575e11a5070ea98fd6c68cecb01529d25ff', 
    '+I9Iug95skgyw9zIJPHrPqDPBxuE+U56pC0Amgih6ME=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)