INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '293a101363b4a674e994afca00f3533116eb4e63c101e4a548733d68f17ccd44', 
    'MUK8IELOaDVfF+QQROyK84liuq9S4kOy2ISlUAV0R9s=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)