INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c3e7e525ed400a7b2e9b41fef64c42c0bb3153230ee3e78f93d39f0905d0500e', 
    'eeCV708etNXu43Hjs+6nvgck6Rpb3Q6afB4v7ixlASc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)