INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6f39775e899e952e64f9e3f3014db444ae731934613f9864201ea67f2c37926e', 
    'IYCXq4k/dC3j72kRyHmMqldbNwykHygTYpT2wKVAU2w=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)