INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '391d1e12e59d4541e624e3c4bd82469f788bc070a2d3bc3c5655a0a517fdf69e', 
    'WQCXxL37DGaCInV10o+ey2dTN+Pg23BSkETUEA3toFs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)