INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '726b3cd1a278203a9644c7c0361589688a0757e40f7b3503073e9d601eedb24a', 
    'K1lvYX1q2+PQG8NyqI6iII5o28BstQMTrm6rgDmoL0c=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00043

Result

int(1)