INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21cef7ff188e9239afab90e8f0e733c84f7b09fd587f469c3fce0483006bd375', 
    'w8Dy5OsDriOP3L9AAh8245hH+YcXPXU4kXbDin6Tp1o=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)