INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21de601b7fa186d40b0b937311ad1481c5e5d0e3c21c26edc775a51c2955419f', 
    '5Vd7IaP1g9qtn+ZZ1zuqObRWLMj4H7TyMmjNLy/zEwI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)