INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '816a936a3695c7afb2736c1febfb7a94a960f60653fc43047d23abebaf0b648e', 
    'R0BObYA7ROMAuYffOWbN8NW8tZR9pZxtIlg8W6viEr4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)