INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8b2d5407ccdeed6b2d967a890057d90f30d86b95a2ee14883b95ce75a73a031f', 
    '2gO+cixuwh9KWmZ7FJlf9i2wQoYwmHkC/sA1TT8UAlU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)