INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e3fe912aa3741c8ce4b04170f276163e796bc24874dc56c180a924646ebf8cf9', 
    '6eNVcqDQFB4taFucbpF/WiGXwKyu6phHTullXKBfrvs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)