INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '510997e2551916bf10baab399f3adf016d80d887e22685f22aebf10dfb927278', 
    'GRnmgHL2zZycFI+9BeUk7q14dlhNlqmzULLI1sE5zvU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)